\centering
\begin{tabular}{p{80pt}p{80pt}p{80pt}}
  \toprule
  \input{texlet/tab-base-header}
  \midrule
  \input{texlet/tab-base-win}
  \input{texlet/tab-base-unix}
  \input{texlet/tab-base-mac}
  \input{texlet/tab-base-cross}
  \bottomrule
\end{tabular}
